From: thunder7@xs4all.nl
To: Linux RAID Mailing List <linux-raid@vger.kernel.org>
Subject: Re: raid5 performance question
Date: Wed, 8 Mar 2006 07:45:10 +0100 [thread overview]
Message-ID: <20060308064510.GA1561@amd64.of.nowhere> (raw)
In-Reply-To: <17420.46746.365629.168649@cse.unsw.edu.au>
From: Neil Brown <neilb@suse.de>
Date: Tue, Mar 07, 2006 at 09:24:26AM +1100
> You can also try increasing the size of the stripe cache in
> /sys/block/mdX/md/stripe_cache_size
>
> The units are in pages (normally 4K) per device. The default is 256 which fits
> only one stripe with a 1 Meg chunk size.
>
> Try 1024 ?
>
Interesting. I noticed I don't have such a file for my raid6 device. Can
you explain why? I thought raid6 and raid5 worked a lot like each other.
Thanks,
Jurriaan
--
So I must behave with haste and dishonor to serve the political ambitions
of men that I never vowed, before the Lord, to serve and honor. I must be
pretty and delicate and happy and perfect; I must accord his passing no
mourning, and no loss.
Michelle West - The Broken Crown
Debian (Unstable) GNU/Linux 2.6.16-rc5-mm2 5503 bogomips load 0.06
next prev parent reply other threads:[~2006-03-08 6:45 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-06 11:46 raid5 performance question Raz Ben-Jehuda(caro)
2006-03-06 11:59 ` Gordon Henderson
2006-03-06 12:56 ` Raz Ben-Jehuda(caro)
2006-03-13 22:36 ` raid5 hang on get_active_stripe Patrik Jonsson
2006-03-13 23:17 ` Neil Brown
2006-05-11 15:13 ` dean gaudet
2006-05-17 18:41 ` dean gaudet
2006-05-19 3:46 ` Neil Brown
2006-05-23 2:33 ` Neil Brown
2006-05-26 16:07 ` dean gaudet
2006-05-26 23:55 ` Neil Brown
2006-05-27 0:28 ` dean gaudet
2006-05-27 15:42 ` dean gaudet
2006-05-28 12:04 ` Neil Brown
2006-05-29 20:56 ` dean gaudet
2006-05-29 23:51 ` Neil Brown
2006-05-31 0:15 ` dean gaudet
2006-05-31 0:46 ` Neil Brown
2006-05-31 1:03 ` dean gaudet
2006-05-31 1:38 ` Neil Brown
2006-05-31 1:46 ` dean gaudet
2006-06-01 2:51 ` Neil Brown
2006-06-02 7:10 ` dean gaudet
2006-06-02 7:27 ` Neil Brown
2006-06-10 19:49 ` dean gaudet
2006-06-13 18:53 ` Bill Davidsen
2006-06-13 19:05 ` dean gaudet
2006-06-13 23:13 ` Neil Brown
2006-10-07 23:25 ` Chris Allen
2006-10-09 11:03 ` Chris Allen
2006-10-09 23:06 ` Neil Brown
2006-10-09 23:21 ` Chris Allen
2006-10-10 0:08 ` Neil Brown
2006-10-10 10:27 ` Bas van Schaik
2006-11-14 10:28 ` Chris Allen
2006-11-15 20:39 ` dean gaudet
2006-03-06 22:17 ` raid5 performance question Guy
2006-03-06 22:24 ` Neil Brown
2006-03-07 8:40 ` Raz Ben-Jehuda(caro)
2006-03-07 23:03 ` Neil Brown
2006-03-22 13:22 ` Bill Davidsen
2006-03-24 4:40 ` Neil Brown
2006-03-08 6:45 ` thunder7 [this message]
-- strict thread matches above, loose matches on Subject: below --
2007-04-16 17:42 Raid5 " mickg
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